public function run()
{
$this->options['data-plugin-name'] = $this->_pluginName;
if (!isset($this->options['class'])) {
$this->options['class'] = 'fullcalendar';
}
echo Html::beginTag('div', $this->options) . "\n";
echo Html::beginTag('div', ['class' => 'fc-loading', 'style' => 'display:none;']);
echo Html::encode($this->loading);
echo Html::endTag('div') . "\n";
echo Html::endTag('div') . "\n";
$this->registerPlugin();
}